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JPS5379446A - External memory control unit - Google Patents

External memory control unit

Info

Publication number
JPS5379446A
JPS5379446A JP15688176A JP15688176A JPS5379446A JP S5379446 A JPS5379446 A JP S5379446A JP 15688176 A JP15688176 A JP 15688176A JP 15688176 A JP15688176 A JP 15688176A JP S5379446 A JPS5379446 A JP S5379446A
Authority
JP
Japan
Prior art keywords
control unit
external memory
memory control
simplify
hardware
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP15688176A
Other languages
Japanese (ja)
Inventor
Morihiko Uda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP15688176A priority Critical patent/JPS5379446A/en
Publication of JPS5379446A publication Critical patent/JPS5379446A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To simplify the hardware and to lower the cost, by using the microprogram stored in the plural units of the control memory unit featuring different reading velocity.
COPYRIGHT: (C)1978,JPO&Japio
JP15688176A 1976-12-24 1976-12-24 External memory control unit Pending JPS5379446A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15688176A JPS5379446A (en) 1976-12-24 1976-12-24 External memory control unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15688176A JPS5379446A (en) 1976-12-24 1976-12-24 External memory control unit

Publications (1)

Publication Number Publication Date
JPS5379446A true JPS5379446A (en) 1978-07-13

Family

ID=15637421

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15688176A Pending JPS5379446A (en) 1976-12-24 1976-12-24 External memory control unit

Country Status (1)

Country Link
JP (1) JPS5379446A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5663656A (en) * 1979-10-25 1981-05-30 Nec Corp Information processing unit
JPS5694451A (en) * 1979-12-27 1981-07-30 Fujitsu Ltd Microprocessor incorporating memory

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5663656A (en) * 1979-10-25 1981-05-30 Nec Corp Information processing unit
JPS5694451A (en) * 1979-12-27 1981-07-30 Fujitsu Ltd Microprocessor incorporating memory

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